Safety device for air-craft.



J. KRATOFILL.

SAFETY DEVICE FOR AIR CRAFT.

APPLICATION FILED FEB.2. 1912. 1,039,295, Patented Sept. 24, 1912.

2 snzn'rs-annm 1.

Gel m Krqgtojm WITNESSES T J. KRATIJPILL SAFETY DEVICE YOR MB QBAFT.

AFELECA'LION FILED M132, 1912 W'ITNESSES atented Sept. 24, 193.2

was.

@W Attafnqy K! r EES DEVKJE Applieabhm filed February @lH llICE "UFILL,CHIZHBGL'L ILlTIi-Ifll'ii.

FOR AIR-CRAFT Spwiflcatian of Letters Pafient,

iatented Sept 24, Kiln;

2. 1912. Serial H0. 575,086

ill Q1! of 2h? United of (hi fl cxihjna fur PUE'VDTQY SPIl air carriedat the bottom of the lramewhrk so that the machine may nflt Hlhl'i n r:2 Falls Info the walvr.

' W; with gm Hwy will wl'nh'uyim hmf'rr :m. l. ham shown my HEVOHUOI) inhid. i'wn Mp9s of flying; znmluno.

m (funk rcvunty. State of Illinois,

a and ive V Q'W of a biplane mast 3 rising or 10 fret ahore the chins";and having hfieral perforations 4 near ifs f np'phr and. The cover 5 forthe casing, 1 1 gvwfi-rahly of skeleton. construeion a 'shmm. and may heof Wire nhtlingg; j nu-m'zlml at its rear side on a spring-hi: f l

91 Hlliifllllig it to the casing and lending h.) ihrmv if npen against astop 7 as seen in' el illeil fme 21ml 51ft as at with W; .1 ulhnysidhthe $109," standing astride "(l prri ierting at its frunledge. and f1hased againstthe lansion of. fhr spy-E1 3 in the hinge by any suitablemeans: 1',- l have slmwn a T-hended latch 10 in raw 1 Fig l and 3engaging the lips of the Wi. T :is FSCQIH bring pivoted at 11 and adapvall in he fumed 0n its pivotv by means of m linns 12 eading to a handle13 adjacent fir wers: Flt so thal, WlEEK this handle. "lX'B YU 21 pen.the cover if; unlalchwl and file; open The numeral 5 l5 designates: thebody of a mimrhm'o whnsze size will he proportionate f the ill? andWeight of the air-ship, and l i6 are ropes leading from lhe edge of thel badly to the casing and preferably tl't8fill8fl i0 eyes 17 at theupper ends of the fastening bolts seen in Fig. In the top of theparachute body at its center is an Open- I ing or vent l, and 19 is": avalve mounted on i a spring hinge 2O temhng to throw it mirm illy m ersunh vent and close it, but per I milling it to laid wide open as seenin I Fig. .1-. Preferably ths rent is surrounded "r a wirlr ring: m"annuluf 21, which is H? mafia! whatever the mnlerial h? rhe bmly 1 E :1ml in this ring lhe hinge is attached Slidahlv nmhntrrl 0n the mast 3 isan annular trawler 22. preferably having a flange 23 so thal it will notbind thereon; and from this frnrelor lead words or ropes 24 which passnpwzml l'hrrmgh the vvnt 18 and out ide the mast inward through theperforations 4-, and rlovvnwarrl throughout the length of the 111ml.:lml are lwl tlwnue in a handle 25 lwifhin rvach of the seat E'l. Thusis detfi'll c fl the preferred embodimhnt of my in I Yuniion although Idesire not to be limited in tha prhrise details of construction.

The ophrati m 0f fills safvfy (le ice? is as fellows: Being athurhed tothe top of the N and y :iicvicn Tm; :frr (raft cmnpria- 2250:: the0.211%. :1 parachute pf M M106 WWI- 9in U m1 {"119 mast be the mm .L1131M? wading iron the a ward thrmlgh the hole, Inward mm M" 521141pcvfo whens, and downs n IQHYOF of? g vim] rhrnu gimut Hie length of themast;

2 1,1112 \rizw 1? Nu i mmninwi xvii/h 21 valve for cloging sairi hole1:; n'inmw wk: its wring tfingr' c m i in 71m panuzhutc when the: latteris tossed the pamcl He expands compktely \xirh {Em of! the up )Or end ofthe mast.

result that the ivscent of the nmuhine i. wi 3. A m ety device for aircraft comprisuzr ic-r'f i aviator e'w-smmfluu'r eh audvwwtwpped casingsecure (11111011 the "1 W1 K102i 1M, mzami ihcrvin and has vent in itstop rising from; 1119- 03531;; through aid Md cover hingecl at g :1 slotstanding 1:153 in: wi l i an ah hm: Zia mum; the, a

zmnez md with the craft, a

2;, zidzipivd in close Saki V w y from he craft my: mm in: run.- 3; vimmanually wxmfirolled in sume t vppie i mac-lime), an memw f miu zl11gthe pnrachufe ot'fthe mast,

t am im casing in the direction and a cow-:- for retaining the parachutein folded an 4 "fight desirwgi unfluwessary in pet C(Jlu'lifi 'flh therover having a slot standin amid w his aa ez'y rhv f the pnru-"hyma offthe want, In for n in umw rm ran-"s Q in: "my: the parwrhute 1n foldednondltwn :w :10, *5095 mp releasing it of said 'ng means. aware Em: air(raft compris-- with J craft uni 9: E5029 in in $101; a value n0r- 11:10.11 1 A hole, a (WW6, 1'01 retam- 2211? an famed daniatum and 19"himm is? was:

actuated valve adapted to close said 11019,] In testimony whereof 'Ihave hereunto u mast 'nsmg from thacraft through said subscnbed myslgnature this the twentyhole and holchng the valve open, manuafiyi mnthday of January, A. D. 1912.

released means for holdin the parachute JOHN KRATOFILL. 5 folded aroundthe mast, an mechanism far i Witnesses:

tossing it off the mast and reieasingsaidi JOHN EmJER- T valve when saidmeans is released. Jmm IfiUL-BEIW.

